NSN 5305-00-421-8343 · NIIN 004218343 · Part number 685708-1
Raytheon Company Dba Raytheon Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 3B150
Government record, cited
NSN 5305-00-421-8343 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-421-8343. Manufacturer of record part number: 685708-1.
Also searched as5305-00-421-8343 ·
5305004218343 ·
NIIN 004218343 ·
00-421-8343 ·
FSC 5305 Screws · CAGE 3B150 · 685708-1
Material Document and Classification: MIL-S-8044 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Point Chamfer Angle: 45.0 DEGREES NOMINAL
Nominal Thread Diameter: 0.625 INCHES IN
2 manufacturer part numbers on file
Manufacturer of record: Raytheon Company Dba Raytheon Co
Identification
NSN: 5305-00-421-8343
NIIN: 004218343
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 685708-1
Manufacturer: Raytheon Company Dba Raytheon Co
General Description
The Setscrew, cataloged under National Stock Number 5305-00-421-8343, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5305-00-421-8343
Primary Part Number
685708-1
Item Name
Setscrew
FSC / FSG
5305 / 53 — Screws
Manufacturer
Raytheon Company Dba Raytheon Co
Status
ACTIVE
Point Diameter
0.499 INCHES NOMINAL IN
Material Document and Classification
MIL-S-8044 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-1397
5305-00-000-1397 · Item name not on file
5305-00-000-2625
5305-00-000-2625 · Item name not on file
5305-00-000-3669
5305-00-000-3669 · Item name not on file
5305-00-000-3830
5305-00-000-3830 · Item name not on file
5305-00-000-3831
5305-00-000-3831 · Item name not on file
Frequently Asked Questions
What is NSN 5305-00-421-8343?
NSN 5305-00-421-8343 is a Setscrew, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-00-421-8343?
NSN 5305-00-421-8343 has 2 manufacturer part numbers on file: 685708-1 (Raytheon Company), 685708-1 (Raytheon Company Dba Raytheon Co).
What are the specifications of 685708-1?
Key specifications for 685708-1: Point Diameter: 0.499 INCHES NOMINAL IN; Material Document and Classification: MIL-S-8044 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Point Chamfer Angle: 45.0 DEGREES NOMINAL; Nominal Thread Diameter: 0.625 INCHES IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5305-00-421-8343 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.